Tool rack



FIG. 1 is a front perspective view of a tool rack showing my new design, the rear being plain and unornamented;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view taken from the right of FIG. 1. 

The ornamental design for a tool rack, as shown. 